An animation showing the construction of an astroid via a circle rolling around inside one that is four times larger.
Date
24 August 2006 (original upload date)
Source
No machine-readable source provided. Own work assumed (based on copyright claims).
Author
No machine-readable author provided. Doctormatt assumed (based on copyright claims).
Licensing
Public domainPublic domainfalsefalse
I, the copyright holder of this work, release this work into the public domain. This applies worldwide. In some countries this may not be legally possible; if so: I grant anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.
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